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7 dismounting hdds – FUJITSU MBA3073NP User Manual

Page 97

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a. Control mode parameters

Parameter

Default

value

• QUEUE ALGORITHM MODIFIER

0 (Execution

sequence of

read/write

commands is

optimized.)

• QErr:

Resume or abort remaining suspended
commands after sense pending state

0 (command is

resumed)



5.7 Dismounting

HDDs

Since the method and procedure for dismounting the HDD, etc. depends on the locker structure of
the system, etc., the work procedures must be determined in consideration of the requirements
specific to the system. This section describes the general procedures and notes on dismounting
the drive.

It is recommended before dismounting the HDD to make sure the spindle motor completely stops
after power was turned off.

CAUTION

High temperature
To prevent injury, never touch the HDD while it is hot. The DE and LSI
become hot during operation and remain hot immediately after turning off the
power.

a) Remove the power cable.

b) Remove the SCSI cable.

NC Model uses a single cable for power supply and the SCSI interface.


c) When the external operator panel is mounted, remove the cable. If it is difficult to access the

connector position, the cable may be removed after step e).


d) Remove the DC ground cable.

e) Remove the four mounting screws securing the HDD, then remove the HDD from the system

cabinet.


f) When storing or transporting the HDD, put it the antistatic case (Fcell) (see Section 5.1 and

6.5).


C141-E270

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